Rheem 325 II Series Service Instructions Manual page 59

Ball Valve (Heat pump cold water fitting, where fitted)
1. Remove the heat pump module. Refer to „Heat Pump Module Removal‟ procedure on
page 62.
2. Unscrew and remove the ball valve.
Check Valve (Heat pump hot water fitting, where fitted)
1. Remove the heat pump module. Refer to „Heat Pump Module Removal‟ procedure on
page 62.
2. Unscrew and remove the check valve.
Cold Water Connector (RheemPlus Models)
Elevated temperatures may be present during the draining process. Personal
Protective Equipment should be worn to prevent the risk of scalding.
1. Drain the water heater. Refer to „Draining the Water Heater‟ procedure on page 56
2. Remove cold water connector and cold pipe covers.
3. Disconnect plastic cold water pipe from cold water connector and unscrew cold water
connector from heater.
Note: Removal of the cold pipe requires the use of a special tool, part number
890330. To remove the cold pipe from the cold water connector slide the tool over the
pipe and push down against the quick connect fitting whilst pulling up on the cold pipe.
4. Screw new cold water connector into cylinder using thread tape on threaded section.
5. Insert plastic cold pipe into cold water connector snap lock fitting and push down
clicking plastic cold pipe into fitting (no tool required).
6. Reconnect cold water supply pipe, restore water supply and check for leaks.
7. Purge air from the system through hot taps.
8. Refit cold water connector and cold pipe covers.
9. When tank is full restore electrical supply.
Tempering Valve (RheemPlus Models)
A quantity of hot water will discharge from the tank during this process.
Personal Protective Equipment should be worn to prevent scalds or burns.
1. Drain the water heater. Refer to „Draining the Water Heater‟ procedure on page 56.
2. Remove the tempering valve and cold pipe covers.
3. Disconnect cold and warm water pipes from tempering valve and unscrew tempering
valve from heater.
Note: Removal of the cold pipe requires the use of a special tool, part number 890330.
To remove the cold pipe from the tempering valve slide the tool over the pipe and push
up against the quick connect fitting whilst pulling down on the cold pipe.
TM077: 325 & 410 Series II Heat Pump Service Instructions
Rev 00: Issued April 2014
This document is stored and maintained electronically by Service. All printed copies are deemed uncontrolled.
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